#!/bin/sh /etc/rc.common
START=99
STOP=70

load_easymesh_config() {
	enable=$(uci -q get easymesh.config.enabled)
	mesh_bat0=$(uci -q get network.bat0)
	ap_mode=$(uci -q get easymesh.config.ap_mode)
	lan=$(uci -q get network.lan.ifname)
	netmask=$(uci -q get easymesh.config.netmask)
	gateway=$(uci -q get easymesh.config.gateway)
	dns=$(uci -q get easymesh.config.dns)
	ap_ipaddr=$(uci -q get network.lan.ipaddr)
	ap_ipaddr1=$(sed -n '1p' /etc/easymesh 2>/dev/null)
	apRadio=$(uci -q get easymesh.config.apRadio)
	kvr=$(uci -q get easymesh.config.kvr)
	iapp=$(uci -q get easymesh.config.iapp)
	brlan=$(uci -q get network.@device[0].name)
	role=$(uci -q get easymesh.config.role)
}

ap_mode_stop() {
	ap_ipaddr=$(uci -q get network.lan.ipaddr)
	ap_ipaddr1=$(sed -n '1p' /etc/easymesh 2>/dev/null)
	dns1=$(sed -n '2p' /etc/easymesh 2>/dev/null)
	if [ "$ap_ipaddr" = "$ap_ipaddr1" ]; then
		uci -q delete network.lan.gateway
		uci -q del_list network.lan.dns=$dns1
		uci commit network

		echo "" >/etc/easymesh

		uci -q delete dhcp.lan.dynamicdhcp
		uci -q delete dhcp.lan.ignore
		uci commit dhcp

		/etc/init.d/odhcpd enable && /etc/init.d/odhcpd start
		/etc/init.d/firewall enable && /etc/init.d/firewall start >/dev/null 2>&1
	fi
}

add_wifi_mesh() {
	mesh_nwi_mesh=$(uci -q get network.nwi_mesh_${apall})
	mesh_apRadio=$(uci -q get wireless.mesh_${apall}.device)
	mesh_mesh=$(uci -q get wireless.mesh_${apall})
	mesh_id=$(uci -q get easymesh.config.mesh_id)
	mobility_domain=$(uci -q get easymesh.config.mobility_domain)
	key=$(uci -q get easymesh.config.key)
	encryption=$(uci -q get easymesh.config.encryption)

	if [ "$mesh_nwi_mesh" != "interface" ]; then
		uci set network.nwi_mesh_$apall=interface
		uci set network.nwi_mesh_$apall.proto='batadv_hardif'
		uci set network.nwi_mesh_$apall.master='bat0'
		uci set network.nwi_mesh_$apall.mtu='1536'
		uci commit network
	fi

	if [ "$mesh_mesh" != "wifi-iface" ]; then
		uci set wireless.mesh_$apall=wifi-iface
		uci set wireless.mesh_$apall.device=$apall
		uci set wireless.mesh_$apall.ifname=mesh_${apall}
		uci set wireless.mesh_$apall.network=nwi_mesh_${apall}
		uci set wireless.mesh_$apall.mode='mesh'
		uci set wireless.mesh_$apall.mesh_id=$mesh_id
		uci set wireless.mesh_$apall.mesh_fwding='0'
		uci set wireless.mesh_$apall.mesh_ttl='1'
		uci set wireless.mesh_$apall.mcast_rate='24000'
		uci set wireless.mesh_$apall.disabled='0'
		uci commit wireless
	fi

	if [ "$mesh_mesh" = "wifi-iface" ]; then
		if [ "$mesh_apRadio" != "$apall" ]; then
			uci set wireless.mesh_$apall.device=$apall
			uci commit wireless
		fi
	fi

	if [ "$encryption" != 1 ]; then
		uci set wireless.mesh_$apall.encryption='none'
		uci commit wireless
	else
		uci set wireless.mesh_$apall.encryption='sae'
		uci set wireless.mesh_$apall.key=$key
		uci commit wireless
	fi
}

add_kvr() {
	kvr=$(uci -q get easymesh.config.kvr)
	mobility_domain=$(uci -q get easymesh.config.mobility_domain)
	for apall in $(uci -X show wireless | grep wifi-device | awk -F'[.=]' '{print $2}'); do
		if [ "$kvr" = 1 ]; then
			uci set wireless.default_$apall.ieee80211k='1'
			uci set wireless.default_$apall.rrm_neighbor_report='1'
			uci set wireless.default_$apall.rrm_beacon_report='1'
			uci set wireless.default_$apall.ieee80211v='1'
			uci set wireless.default_$apall.bss_transition='1'
			uci set wireless.default_$apall.ieee80211r='1'
			uci set wireless.default_$apall.encryption='psk2+ccmp'
			uci set wireless.default_$apall.mobility_domain=$mobility_domain
			uci set wireless.default_$apall.ft_over_ds='1'
			uci set wireless.default_$apall.ft_psk_generate_local='1'
			uci commit wireless
		else
			uci -q delete wireless.default_$apall.ieee80211k
			uci -q delete wireless.default_$apall.ieee80211v
			uci -q delete wireless.default_$apall.ieee80211r
			uci commit wireless
		fi
	done
}

add_dawn() {
	kvr=$(uci -q get easymesh.config.kvr)
	rssi_val=$(uci -q get easymesh.config.rssi_val)
	low_rssi_val=$(uci -q get easymesh.config.low_rssi_val)

	if [ "$kvr" = 1 ]; then
		uci set dawn.@metric[0].rssi_val=$rssi_val
		uci set dawn.@metric[0].low_rssi_val=$low_rssi_val
		uci commit dawn
		/etc/init.d/dawn enable && /etc/init.d/dawn start
	else
		/etc/init.d/dawn stop && /etc/init.d/dawn disable
	fi
}

set_easymesh() {
	load_easymesh_config
	if [ "$enable" = 1 ]; then
		if [ "$mesh_bat0" != "interface" ]; then
			uci set network.bat0=interface
			uci set network.bat0.proto='batadv'
			uci set network.bat0.routing_algo='BATMAN_IV'
			uci set network.bat0.aggregated_ogms='1'
			uci set network.bat0.ap_isolation='0'
			uci set network.bat0.bonding='0'
			uci set network.bat0.bridge_loop_avoidance='1'
			uci set network.bat0.distributed_arp_table='1'
			uci set network.bat0.fragmentation='1'
			# uci set network.bat0.gw_bandwidth='10000/2000'
			# uci set network.bat0.gw_sel_class='20'
			uci set network.bat0.hop_penalty='30'
			uci set network.bat0.isolation_mark='0x00000000/0x00000000'
			uci set network.bat0.log_level='0'
			uci set network.bat0.multicast_fanout='16'
			uci set network.bat0.multicast_mode='1'
			uci set network.bat0.network_coding='0'
			uci set network.bat0.orig_interval='1000'

			if [ "$role" = "server" ]; then
				uci set network.bat0.gw_mode='server'
			elif [ "$role" = "client" ]; then
				uci set network.bat0.gw_mode='client'
			else
				uci set network.bat0.gw_mode='off'
			fi

			if [ "$brlan" = "br-lan" ]; then
				uci add_list network.@device[0].ports='bat0'
			else
				uci set network.lan.ifname="${lan} bat0"
			fi
			uci commit network
		fi

		if [ "$apRadio" = "all" ]; then
			for apall in $(uci -X show wireless | grep wifi-device | awk -F'[.=]' '{print $2}'); do
				add_wifi_mesh
			done
		else
			apall=$apRadio
			add_wifi_mesh
		fi

		add_kvr
		add_dawn

		if [ "$ap_mode" = 1 ]; then
			if [ "$ap_ipaddr" != "$ipaddr" ]; then
				uci set network.lan.ipaddr=$ipaddr
				uci set network.lan.netmask=$netmask
				uci set network.lan.gateway=$gateway
				uci add_list network.lan.dns=$dns
				uci commit network

				echo "" >/etc/easymesh
				echo "$ipaddr" >/etc/easymesh
				echo "$dns" >>/etc/easymesh

				uci set dhcp.lan.dynamicdhcp='0'
				uci set dhcp.lan.ignore='1'
				uci -q delete dhcp.lan.ra
				uci -q delete dhcp.lan.dhcpv6
				uci -q delete dhcp.lan.ra_management
				uci commit dhcp

				/etc/init.d/odhcpd stop && /etc/init.d/odhcpd disable
				/etc/init.d/firewall stop && /etc/init.d/firewall disable >/dev/null 2>&1
			fi
		else
			ap_mode_stop
		fi
	else
		if [ "$mesh_bat0" = "interface" ]; then
			uci -q delete network.bat0
			if [ "$brlan" = "br-lan" ]; then
				uci -q del_list network.@device[0].ports='bat0'
			else
				sed -i 's/ bat0//' /etc/config/network
			fi
			uci commit network
		fi

		for apall in $(uci -X show wireless | grep wifi-device | awk -F'[.=]' '{print $2}'); do
			mesh_nwi_mesh=$(uci -q get network.nwi_mesh_${apall})
			mesh_mesh=$(uci -q get wireless.mesh_${apall})

			if [ "$mesh_nwi_mesh" = "interface" ]; then
				uci -q delete network.nwi_mesh_$apall
				uci commit network
			fi

			if [ "$mesh_mesh" = "wifi-iface" ]; then
				uci -q delete wireless.mesh_$apall
				uci commit wireless
			fi
		done

		add_kvr
		add_dawn

		if [ "$ap_mode" = 1 ]; then
			ap_mode_stop
		fi
	fi
	/etc/init.d/network restart
}

start() {
	return 0
}

stop() {
	return 0
}

restart() {
	set_easymesh
}
